Final answer:
AWS support response time for business-critical system issues is less than 15 minutes. Architectural guidance is provided for such issues.
Step-by-step explanation:
The AWS support response time for business-critical system issues is less than 15 minutes.
For such issues, AWS provides architectural guidance, which helps with designing and building reliable and scalable architectures. This guidance includes best practices and recommendations for utilizing AWS services effectively.
It's important to note that the response time and guidance provided may vary based on the specific support plan chosen by the customer.